<?php
# MantisBT - A PHP based bugtracking system

# MantisBT is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# MantisBT is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with MantisBT.  If not, see <http://www.gnu.org/licenses/>.

/**
 * A webservice interface to Mantis Bug Tracker
 *
 * @package MantisBT
 * @copyright Copyright 2004  Victor Boctor - vboctor@users.sourceforge.net
 * @copyright Copyright 2005  MantisBT Team - mantisbt-dev@lists.sourceforge.net
 * @link http://www.mantisbt.org
 */

require_once(dirname(__FILE__) . '/mc_core.php');

/**
 * Get the project attachment with the specified id.
 *
 * @param string $p_username The name of the user trying to access the filters.
 * @param string $p_password The password of the user.
 * @param integer $p_project_attachment_id The id of the attachment to be retrieved.
 * @return string Base64 encoded data that represents the attachment.
 */
function mc_project_attachment_get($p_username, $p_password, $p_project_attachment_id)
{
    $t_user_id = mci_check_login($p_username, $p_password);
    if ($t_user_id === false) {
        return mci_fault_login_failed();
    }

    $t_file = mci_file_get($p_project_attachment_id, 'doc', $t_user_id);
    if (ApiObjectFactory::isFault($t_file)) {
        return $t_file;
    }
    return $t_file;
}

/**
 * Add an attachment to an existing project.
 *
 * @param string $p_username The name of the user trying to add an attachment to an issue.
 * @param string $p_password The password of the user.
 * @param integer $p_project_id The id of the project to add the attachment to.
 * @param string $p_name The name of the file.
 * @param string $p_title The title for the attachment.
 * @param string $p_description The description for the attachment.
 * @param string $p_file_type The mime type of the file.
 * @param string $p_content The attachment to add (base64Binary encoded).
 * @return integer The id of the added attachment.
 */
function mc_project_attachment_add($p_username, $p_password, $p_project_id, $p_name, $p_title, $p_description, $p_file_type, $p_content)
{
    $t_user_id = mci_check_login($p_username, $p_password);
    if ($t_user_id === false) {
        return mci_fault_login_failed();
    }

    # Check if project documentation feature is enabled.
    if (OFF == config_get('enable_project_documentation')) {
        return mci_fault_access_denied($t_user_id);
    }
    if (!access_has_project_level(config_get('upload_project_file_threshold'), $p_project_id, $t_user_id)) {
        return mci_fault_access_denied($t_user_id);
    }
    if (is_blank($p_title)) {
        return ApiObjectFactory::faultBadRequest('Title must not be empty.');
    }
    return mci_file_add($p_project_id, $p_name, $p_content, $p_file_type, 'project', $p_title, $p_description, $t_user_id);
}

/**
 * Delete a project attachment given its id.
 *
 * @param string $p_username The name of the user trying to add an attachment to an issue.
 * @param string $p_password The password of the user.
 * @param integer $p_project_attachment_id The id of the attachment to be deleted.
 * @return boolean true: success, false: failure
 */
function mc_project_attachment_delete($p_username, $p_password, $p_project_attachment_id)
{
    $t_user_id = mci_check_login($p_username, $p_password);
    if ($t_user_id === false) {
        return mci_fault_login_failed();
    }
    $t_project_id = file_get_field($p_project_attachment_id, 'project_id', 'project');
    if (!access_has_project_level(config_get('upload_project_file_threshold'), $t_project_id, $t_user_id)) {
        return mci_fault_access_denied($t_user_id);
    }
    return file_delete($p_project_attachment_id, 'project');
}
